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Side-by-side: what they do, what they cost, what Kai actually thinks. Pass up to 4 tools via ?tools=claude,chatgpt,gemini.
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GitHub Copilot
B
Elicit
S
Replit Agent
A
Gemini
A
TaglineMicrosoft/GitHub's autocomplete. Deep VS Code + JetBrains integration.AI research assistant for academic literature.Replit's AI that builds + deploys full apps on their platform.Google's answer. Best integrated with Workspace + free for a lot.
Categorycodingresearchcodingchat
PricingFree (limited) + $10/mo Pro + $19/mo BusinessFree + $12-$42/mo$10-$25/mo Core/TeamsFree + $20/mo Advanced (bundled with 2TB Drive)
Best forTeams with GitHub already. Devs who don't want to change IDEs.Grad students, researchers, anyone doing literature reviews.Teachers, students, prototypers, hackathon builders.Anyone already on Google, research tasks, summarizing long documents.
Strengths
  • Great enterprise story
  • Works in your existing IDE
  • Chat + autocomplete
  • Searches 125M+ papers
  • Extracts + synthesizes findings across papers
  • Systematic review workflow
  • Full-stack + DB + auth + deploy in one environment
  • Great for teaching/learning
  • Runs everything in-browser
  • Native Google Workspace integration
  • Very long context (1M+)
  • Deep Research feature
  • Free tier is generous
Weaknesses
  • Less agentic than Cursor/Claude Code
  • Model quality varies
  • Academic-only
  • Can hallucinate citations — verify everything
  • Locked into Replit hosting
  • Less code quality than dedicated IDEs
  • Writing quality trails Claude
  • Over-refusals on edge content
  • UI is cluttered
Kai's verdictB-tier. Solid for autocomplete but the category moved past it. Pick Cursor unless you can't.S-tier for academic research. Nothing else comes close for systematic reviews.A-tier. Best for teaching a kid to code in 2026.A-tier. The Deep Research feature is genuinely useful. Don't sleep on it if you're already paying Google.
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